proportions and ratios

1:2  IS equivalent to 2:3

• Yes
• No

Tags

CCSS.6.RP.A.3A

4: 20 is equivalent to 1:5

• Yes
• No

Tags

CCSS.6.RP.A.3A

What is a proportion?

• When two ratios can be simplified
• When two ratios are equivalent and show the same value
• When two ratios have the exact same numbers
• When two ratios can be multiplied by 2

Tags

CCSS.7.RP.A.2A

The class has 12 girls and 16 boys. What is the ratio of total students to boys? (simplest form)

• 28/16
• 7/4
• 16/28
• 12/16

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Write the ratio as a fraction in simplest form. 
 
 24 players : 3 teams

• 8:3
• 8 to 1
• 8/1
• 8/3

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

• $8 per pound
• $5 per pound
• $35 per pound
• 0.125 pounds per dollar

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

A store sees 120 customers in 8 hours. What is the unit rate (in customers per hour)?

• 16 customers per hour
• 15 customers per hour
• 12 customers per hour
• 20 customers per hour

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which ratio is proportional to the ratio  1/5?

• 2/5
• 2/10
• 5/1
• 15/20

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

What is the inverse operation you would use to solve:
6x = 36

• Multiply
• Divide
• Add
• Subtract

Tags

CCSS.6.EE.B.7

Solve the proportion below

• 21
• 7
• 8
• 24

Tags

CCSS.7.RP.A.2B